mirror of https://github.com/nmlgc/ReC98.git
68 lines
1.1 KiB
NASM
68 lines
1.1 KiB
NASM
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; void snd_se_reset(void)
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func snd_se_reset
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mov snd_se_frame, 0
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mov snd_se_playing, -1
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ret
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endfunc
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; void DEFCONV snd_se_play(unsigned char se)
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func snd_se_play
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mov bx, sp
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mov dx, ss:[bx+4]
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cmp snd_se_mode, SND_SE_OFF
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jz short @@ret
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cmp snd_se_playing, -1
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jnz short @@priority?
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mov snd_se_playing, dl
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ret 2
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@@priority?:
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mov bl, snd_se_playing
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xor bh, bh
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mov al, snd_se_priorities[bx]
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mov bx, dx
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cmp al, snd_se_priorities[bx]
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ja short @@ret
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mov snd_se_playing, dl
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mov snd_se_frame, 0
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@@ret:
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ret 2
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endfunc
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; void snd_se_update(void)
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func snd_se_update
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cmp snd_se_mode, SND_SE_OFF
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jz short @@ret
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cmp snd_se_playing, -1
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jz short @@ret
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cmp snd_se_frame, 0
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jnz short @@unlock?
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mov al, snd_se_playing
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cmp snd_se_mode, SND_SE_BEEP
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jz short @@beep
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mov ah, PMD_SE_PLAY
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int 60h
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jmp short @@unlock?
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@@beep:
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xor ah, ah
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push ax
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call bgm_sound
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@@unlock?:
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inc snd_se_frame
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mov bl, snd_se_playing
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xor bh, bh
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mov al, snd_se_priority_frames[bx]
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cmp al, snd_se_frame
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jnb short @@ret
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mov snd_se_frame, 0
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mov snd_se_playing, -1
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@@ret:
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ret
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endfunc
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